<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>this显式绑定实验</title>
</head>
<body>
    
    <script>
        var obj = {
            name: "gkd"
        };

        function foo() {
            console.log("foo函数:", this);
        }

        // obj.foo = foo;
        //obj.foo();

        foo.call(obj); // 使⽤显式绑定this为obj
        foo.call(123); // 将this显式绑定为⼀个数字
        foo.call("abc"); // 将this显式绑定为⼀个字符串

    </script>

</body>
</html>